1,1-bis(diiodoboryl)methane
C
boron triiodide
Conditions | Yield |
---|---|
In neat (no solvent) B compd. degassed and heated under stirring at 160°C in vac. for 13 d; distd. in vac.; | A 7% B n/a C n/a |
Conditions | Yield |
---|---|
800-1000°C; |
Conditions | Yield |
---|---|
In neat (no solvent) melting I2 with Bi;; |
boron triiodide
Conditions | Yield |
---|---|
With B In neat (no solvent) in high vac. and at 1000°C; (thermal decompn. of AgI); | |
With B In neat (no solvent) in high vac. and at 1000°C; (thermal decompn. of AgI); |
Conditions | Yield |
---|---|
at ca 850°C in vac.; |
boron triiodide
Conditions | Yield |
---|---|
With iodine reaction of B prepared according to Woehler, Saint-Claire Deville, at 700-800°C; | |
With hydrogen iodide at >1300°C with HI gas; | |
With silver(I) iodide at higher temp.; | 0% |
With AgI at higher temp.; | 0% |
With hydrogen iodide at >1300°C with HI gas; |
Conditions | Yield |
---|---|
In neat (no solvent) well dried HI reacts at 700-800°C; Iron- and sodium borides present as impurities in amorphous boron have catalytic effect on formation of BI3;; |
Conditions | Yield |
---|---|
well dried HI passed over BCl3 in porcelaine tube heated to red heat;; | |
at red heat in a china tube; | |
at red heat in a china tube; | |
well dried HI passed over BCl3 in porcelaine tube heated to red heat;; |
Conditions | Yield |
---|---|
With hydrogen iodide byproducts: I2; 300-400 °C, in a heated tube; | |
With HI byproducts: I2; 300-400 °C, in a heated tube; |
Conditions | Yield |
---|---|
In neat (no solvent) with dry HI; at higher temp.;; | |
In neat (no solvent) with dry HI at ambient temp.;; | A 0% B 0% C 0% |
300-400 °C; treated with Hg to remove I2; distn.; |
Conditions | Yield |
---|---|
introduction of I2 vapour over B2S3 at red heat; | |
introduction of I2 vapour over B2S3 at red heat; |
Conditions | Yield |
---|---|
at higher temp.; | 0% |
B is cleaned with acids ; at 1200 °C; | 0% |
B is prepared by the method of Moissan; | 0% |
Conditions | Yield |
---|---|
byproducts: HI; | A n/a B 0% |
Conditions | Yield |
---|---|
In n-heptane byproducts: KI, HI, H2; N2 atmosphere; stirring (25°C); filtration, solvent removal (distn., vac. evapn. at 0°C), bisublimation, recrystn. (heptane, cooling to -20°C), zone melting; | |
In n-heptane at 110℃; for 8h; Inert atmosphere; | 15.5 g |
Conditions | Yield |
---|---|
at 120°C, under N2; removing of I2: reaction mixt. dissolved in CS2, addn. of Zn or Hg, filtering, evapn. of solvent, sublimation in vac. twice; | A 64-66 B n/a |
sodium tetrahydroborate
iodine
A
boron triiodide
B
sodium iodide
Conditions | Yield |
---|---|
byproducts: HI, I2; at 200°C, under N2; removing of I2: reaction mixt. dissolved in CS2, addn. of Zn or Hg, filtering, evapn. of solvent, sublimation in vac. twice; | A 45-50 B n/a |
Conditions | Yield |
---|---|
In hexane byproducts: NaI, H2, HI; mixt. refluxed in n-hexane under Ar (80°C, 84 h); NaI filtered under Ar, solvent evapd. at 25°C in vac., purifd. bysublimation; | |
In n-heptane (inert atm.); treatment of sodium hydridoborate with iodine in heptane; A.G. Briggs, Naturwissenschaften 1990, 77, 595-597; |
Conditions | Yield |
---|---|
In neat (no solvent) at dark red heat;; | |
In neat (no solvent) at dark red heat;; |
Conditions | Yield |
---|---|
at 900°C; |
hydrogen iodide
diborane
A
(monoiodo)diborane(6)
B
boron triiodide
Conditions | Yield |
---|---|
byproducts: H2; equimolar amts. of B2H6 and HI; B2H5I obtained from liq. phase at reduced pressure; | A >99 B n/a |
Conditions | Yield |
---|---|
B is cleaned with acids ; at 1200 °C; | 0% |
B (prepared by the method of Woehler) is treated previously in H2 flow and reacted at high temp. with HI; solved in CS2, the soln. is treated with Hg, evapn.; | |
B is prepared by the method of Woehler ; slight yield; |
Conditions | Yield |
---|---|
equil. state reached in 8 h at 24°C, with initial pressure 43.4 Torr, in absence of light; IR study of samples from gas phase; |
(monoiodo)diborane(6)
boron triiodide
Conditions | Yield |
---|---|
disproportionation; |
Conditions | Yield |
---|---|
In solid after decomposing samples of B2I4 at 100-400°C and removing the BI3 it was found that the dark residue would sublime at temp. in excess of 250°C at E-4 mm Hg pressure; mass spectral analysis showed that the sublimate was mainly B9I9 with about 15% of B8I8; |
Conditions | Yield |
---|---|
With iodine at the fusing temp. of glass; only small amount of products; |
Conditions | Yield |
---|---|
above 170°C; (quick decompn. above 350°C); |
Conditions | Yield |
---|---|
In diethyl ether (π-C5H5)2ZrCl2/BI3 (molar ratio: 3:2);; | 100% |
In diethyl ether (π-C5H5)2ZrCl2/BI3 (molar ratio: 3:2);; | 100% |
bis(cyclopentadienyl)hafnium dichloride
boron triiodide
Conditions | Yield |
---|---|
In dichloromethane (π-C5H5)2HfCl2/BI3 (molar ratio 3:2); inert atm.; 5 min. in CH2Cl2;; | 100% |
In dichloromethane (π-C5H5)2HfCl2/BI3 (molar ratio 3:2); inert atm.; 5 min. in CH2Cl2;; | 100% |
boron triiodide
phenylacetylene
A
(2-iodo-1-phenylvinyl)diiodoborane
B
(2-iodine-2-phenylvinyl)diiodoborane
Conditions | Yield |
---|---|
In Petroleum ether soln. of phenylacetylene added to stirred soln. of BI3 at -70°C,5 min; cis and trans isomers of each vinyl product obtained in 1:1 ratio; vac. distn.; | A 1% B 99% |
In petroleum ether |
(benzyl alcohol)tricarbonylchromium(0)
boron triiodide
(CO)3CrC6H5CH2I
Conditions | Yield |
---|---|
In dichloromethane stirring at -78°C for 1 h, quenching (satd. aq. NaHCO3), warming to room temp.; addn. of H2O, extn. (Et2O), drying (MgSO4), filtration, concn.; | 99% |
(η(6)-benzyl methyl ether)tricarbonyl chromium
boron triiodide
(CO)3CrC6H5CH2I
Conditions | Yield |
---|---|
In dichloromethane stirring at -78°C for 1 h, quenching (satd. aq. NaHCO3), warming to room temp.; addn. of H2O, extn. (Et2O), drying (MgSO4), filtration, concn.; | 99% |
Conditions | Yield |
---|---|
In pentane N2 or Ar, equimol., to a soln. of BI3 added dropwise at -25°C 3-hexyne, warmed to room temp.; decanted, dried (vac.); | 99% |
Conditions | Yield |
---|---|
In toluene (under Ar, Schlenk); soln. of BI3 in toluene added to soln. of ligand intoluene at ambient temp., stirred overnight; solvent removed under reduced pressure; | 99% |
3,5-dimethylphenyl iodide
boron triiodide
(3,5-dimethylphenyl)diiodoborane
Conditions | Yield |
---|---|
98% |
2,5-dimethyl-3,4-diiodo-thiophene
boron triiodide
4,8-diiodo-1,3,5,7-tetramethyl-4H,8H-dithieno{3,4-b;3'-4'-e}-1,4-diborine
Conditions | Yield |
---|---|
byproducts: I2; stirring mixt. of educts at 80-85°C for 0.5 h; iodine removed by sublimation; | 97% |
boron triiodide
1,1-bis(dichloroboryl)-2-phenylethane
1,1-bis(diiodoboryl)-2-mesitylethane
Conditions | Yield |
---|---|
In neat (no solvent) byproducts: BCl3; all manipulations under Ar atm.; BCl2 compd. reacted with BI3 at room temp. for 12 h; volatiles evapd. in vac.; | 97% |
1,2,3-trimethyl-[1,3,2]diazaborolidine
boron triiodide
1,2,3-trimethyl-1,3,2-diazaborolidine-1-boron triiodide
Conditions | Yield |
---|---|
In not given -78 °C; elem. anal.; | 95% |
Conditions | Yield |
---|---|
In neat (no solvent) mixed (with stirring at -40°C), warmed (to -30°C); PCl3 removed (in vac.); | 95% |
1,2-diethyl-nido-carborane
boron triiodide
closo-1-iodo-2,3-diethyl-2,3-dicarbaheptaborane(7)
Conditions | Yield |
---|---|
With n-butyllithium In diethyl ether; hexane; toluene byproducts: LiI; under Ar or N2, 2 equiv. of nBuLi in hexane was added to Et2O soln. of B-compd. at -65 °C, stirring (4 h, room temp.), solvent was removed in vac., toluene was added, BI3 in toluene was added at -20 °C,stirring at room temp. overnight; volatiles were removed, residue was extd. with hexane, filtrate was dried in vac.; | 95% |
boron triiodide
Conditions | Yield |
---|---|
In neat (no solvent) byproducts: BCl3, BICl2, BI2Cl; all manipulations under dry Ar or N2 atm.; mixt. of B compds. stirred atroom temp. for 1 h; volatiles evapd. in vac., EtCH(BI2)2 distd. at 90°C in high vac.,redistd. at 125-128°C in high vac., crystd. from hexane at 4. de gree.C for several d; by 13C NMR diastereomers obtained; | A n/a B 95% |
Conditions | Yield |
---|---|
In dichloromethane BI3 (8.95 mmol) in CH2Cl2 was added to a stirred soln. of (Zr(η-C5H3(SiMe3)2-1,3)2Cl2) (8.92 mmol) in CH2Cl2 during ca 10 min at 20°C; stirring was continued for ca 5 h, whereafter volatiles were removed in vacuo;; the solid residue was extd. into hexane; the extract was filtered and the filtrate concd. and cooled to ca -30°C to yield a powder, which was recrystd. twice and dried in vacuo; elem. anal.;; | 94% |
tribromo[(dimethylamino)ethoxycarbene]gold(III)
boron triiodide
[(dimethylamino)ethoxycarbene]triiodogold(III)
Conditions | Yield |
---|---|
In dichloromethane a CH2Cl2 soln. of BI3 was added at -30°C under N2 to a stirred soln. of Au-complex in CH2Cl2, mixt. was stirred for 1 h; soln. was concd., pentane added, ppt. washed with 1:1 ether-pentane forseveral times, recrystd. from CH2Cl2-pentane; elem. anal.; | 94% |
2,5-dimethyl-3,4-diiodo-thiophene
boron triiodide
sulfur
1,3-diiodo-4,6-dimethyl-1H,3H-thieno{3,4c}-1,2,5-thiadiborol
Conditions | Yield |
---|---|
90-100°C; sublimation; | 93% |
90-100°C; sublimation; | 93% |
Conditions | Yield |
---|---|
In carbon disulfide byproducts: HI; boiled for 5 h using back-flow; filtering and concd. by evapn. at -20°C; | 92% |
In benzene byproducts: HI, {HFe(C5H5)2}BI4; equimolar amts. of BBr3 and ferrocene in boiling benzene, 10°C;; | |
In carbon disulfide byproducts: HI; equimolar amts. of BBr3 and ferrocene in boiling CS2;; |
{μ-bis(2,6-diisopropylphenyl)imidazolin-2-imino(AlH2)}2
boron triiodide
{μ-bis(2,6-diisopropylphenyl)imidazolin-2-iminoAlI2}2
Conditions | Yield |
---|---|
In toluene at -78 - 0℃; for 18h; Inert atmosphere; Schlenk technique; | 92% |
Conditions | Yield |
---|---|
byproducts: iodine; 3 h heating at 210°C; elimination of iodine at 100°C/0.1 Torr; distn.; | 91% |
byproducts: iodine; 3 h heating at 210°C; elimination of iodine at 100°C/0.1 Torr; distn.; | 91% |
byproducts: iodine; 1.5 h mixing at 140°C; elimination of iodine at 100°C/0.1 Torr; distn.; | 70% |
Conditions | Yield |
---|---|
byproducts: I2; in 30 min at 110°C; I2 sublimated off at 60-70°C/1 Torr; distn.; | 91% |
bis(pentamethylcyclopentadienyl)titanium dichloride
boron triiodide
Conditions | Yield |
---|---|
In dichloromethane dropwise addn. of BI3 in CH2Cl2 to a soln. of Ti-compd. (under N2 or Ar) with stirring, further stirring for 15 min at room temp.; removal of solvent under vac.; | 90% |
Conditions | Yield |
---|---|
90% |
dichlorobis(η5-methylcyclopentadienyl)titanium(IV)
boron triiodide
bis(η-methylcyclopentadienyl)diiodotitanium(IV)
Conditions | Yield |
---|---|
In dichloromethane byproducts: BCl3; dropwise addn. of BI3 to soln. of Ti complex (stirring), stirring (30 min); removal of volatiles (vac.), recrystn. (CHCl3); elem. anal.; | 90% |
Conditions | Yield |
---|---|
In carbon disulfide mixed (with stirring at -40°C), stirred (15 min); filtered, solv. removed (in vac. at room temp.); | 90% |
(AlH)6(AlN(CH3)3)2(CCH2CH2Si(CH3)3)6
boron triiodide
(AlI)6(AlN(CH3)3)2(CCH2CH2Si(CH3)3)6
Conditions | Yield |
---|---|
In toluene byproducts: B2H6; under N2 or Ar; BI3 (2.5 equiv.) cooled to -196°C; soln. of Al compd. in toluene added; cooled to -78°C; stirred for 30 min; warmed slowly to room temp.; volatiles removed in vac.; dried in vac. at 50°C; elem. anal.; | 90% |
[(η5-tetramethylcyclopentadienyl)2HfCl2]
boron triiodide
[(η5-C5Me4H)2HfI2]
Conditions | Yield |
---|---|
In toluene (N2); stirring a mixt. of hafnium complex and boron compd. in toluene for 3 d at room temp.; evapn., washing with pentane, drying in vac.; elem. anal.; | 90% |
Conditions | Yield |
---|---|
In hexane under N2 atm. to soln. Vi3P in hexane soln. BCl3 in hexane was added at -50°C; ppt. was filtered, washed with hexane, and dried in vacuo, crystn. from CH2Cl2; elem. anal.; | 89% |
bis(pentamethylcyclopentadienyl)zirconium(IV) dichloride
boron triiodide
Cp'2ZrI2
Conditions | Yield |
---|---|
In toluene stirring of a soln. of Cp'2ZrCl2 and BI3 in toluene (25°C, 3 h, under Ar or N2); removal of volatiles (vac.), washing (pentane), drying (vac.); elem. anal.; | 87% |
Conditions | Yield |
---|---|
In not given Ar atmosphere; excess of BI3; | 87% |
Chemical Name: Boron triiodide
IUPAC NAME: Triiodoborane
CAS No.: 13517-10-7
EINECS: 236-857-4
Molecular Formula: BI3
Molecular Weight: 391.52 g/mol
Melting Point: 43-44°C
Density: 3.66 g/cm3
Boiling Point: 210 °C at 760 mmHg
Sensitive: Moisture Sensitive
Following is the structure of Boron triiodide (CAS No.13517-10-7):
Product Categories about Boron triiodide (CAS No.13517-10-7) are C-X Bond Formation (Halogen) ; Iodination ; Synthetic Reagents
The chemical synonymous of Boron triiodide (CAS No.13517-10-7) are Boron Iodide ; Boron Triiodide ; Bi ; Bi3 ; Borane, Triiodo- ; Borane,Triiodo- ; Triiodo-Boran ; Triiodoborane
A poison. Reacts violently with water. Incandescent reaction with red or white phosphorus. Exothermic reaction with ammonia. Incompatible with ethers, carbohydrates, POCl. When heated to decomposition it emits toxic fumes of I−. See also BORON COMPOUNDS and IODIDES.
Hazard Codes: C
Risk Statements about Boron triiodide (CAS No.13517-10-7):
R34:Causes burns.
Safety Statements about Boron triiodide (CAS No.13517-10-7):
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S43:In case of fire use ... (there follows the type of fire-fighting equipment to be used.)
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
Boron triiodide (CAS No.13517-10-7) is a chemical compound of boron and iodine with chemical formula BI3. It has a trigonal planar molecular geometry. It is a crystalline solid. Its dielectric constant is 5.38 and its heat of vaporization is 40.5 kJ/mol.
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